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PW Enumeration: Show props

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Signed-off-by: Vasiliy Doylov <nekocwd@mainlining.org>
This commit is contained in:
Vasiliy Doylov 2025-03-11 17:42:34 +03:00
parent 718b410a9a
commit 7adaeaec38
Signed by: NekoCWD
GPG key ID: B7BE22D44474A582
1 changed files with 46 additions and 44 deletions
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90
src/main.c
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@ -1,49 +1,51 @@
#include "spa/utils/dict.h"
#include <pipewire/pipewire.h> #include <pipewire/pipewire.h>
#include <stdint.h>
static void registry_event_global(void *data, uint32_t id,
uint32_t permissions, const char *type, uint32_t version, static void registry_event_global(void *data, uint32_t id, uint32_t permissions,
const struct spa_dict *props) const char *type, uint32_t version,
{ const struct spa_dict *props) {
printf("object: id:%u type:%s/%d\n", id, type, version); printf("object: id:%u type:%s/%d\n", id, type, version);
for (uint32_t i = 0; i < props->n_items; i++) {
struct spa_dict_item prop = props->items[i];
printf("\t%s -> %s\n", prop.key, prop.value);
}
} }
static const struct pw_registry_events registry_events = { static const struct pw_registry_events registry_events = {
PW_VERSION_REGISTRY_EVENTS, PW_VERSION_REGISTRY_EVENTS,
.global = registry_event_global, .global = registry_event_global,
}; };
int main(int argc, char *argv[]) int main(int argc, char *argv[]) {
{ struct pw_main_loop *loop;
struct pw_main_loop *loop; struct pw_context *context;
struct pw_context *context; struct pw_core *core;
struct pw_core *core; struct pw_registry *registry;
struct pw_registry *registry; struct spa_hook registry_listener;
struct spa_hook registry_listener;
pw_init(&argc, &argv);
pw_init(&argc, &argv);
loop = pw_main_loop_new(NULL /* properties */);
loop = pw_main_loop_new(NULL /* properties */); context = pw_context_new(pw_main_loop_get_loop(loop), NULL /* properties */,
context = pw_context_new(pw_main_loop_get_loop(loop), 0 /* user_data size */);
NULL /* properties */,
0 /* user_data size */); core = pw_context_connect(context, NULL /* properties */,
0 /* user_data size */);
core = pw_context_connect(context,
NULL /* properties */, registry =
0 /* user_data size */); pw_core_get_registry(core, PW_VERSION_REGISTRY, 0 /* user_data size */);
registry = pw_core_get_registry(core, PW_VERSION_REGISTRY, spa_zero(registry_listener);
0 /* user_data size */); pw_registry_add_listener(registry, &registry_listener, &registry_events,
NULL);
spa_zero(registry_listener);
pw_registry_add_listener(registry, &registry_listener, pw_main_loop_run(loop);
&registry_events, NULL);
pw_proxy_destroy((struct pw_proxy *)registry);
pw_main_loop_run(loop); pw_core_disconnect(core);
pw_context_destroy(context);
pw_proxy_destroy((struct pw_proxy*)registry); pw_main_loop_destroy(loop);
pw_core_disconnect(core);
pw_context_destroy(context); return 0;
pw_main_loop_destroy(loop);
return 0;
} }